資創系 武士戎 教授於
Multiple Billing Services On the PSTN and VOIP
：Multiple Billing Services On the PSTN and VOIP會議論文Multiple Billing Services On the PSTN and VOIPWu, Shih-Jung, et al.淡江大學資訊創新與科技學系VOIP;Billing;H.323TSEC 2005 第一屆台灣軟體工程研討會本書目待補正The technology of voice over IP (VOIP) has been become more useful than traditional VOIP technology. In
the past, human used the public switched telephone network (PSTN) to dial up from the source site to the
destination place, but this method had occupied one line until terminating talking. Nowadays, the Internet is
most popular and uses in the widespread areas such as habitation, school, enterprises, the government and
airports. Furthermore, the communication on the Internet is without occupied one line until terminating talking.
Also, the new VOIP technology with flexible billing system is instead of the traditional technology with the
fix and expensive communication fees.
Billing System will be according to the user profile (User ID, telephone, address, etc...), Rating Plan,
Tariff& Sharing Schemes an